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Astronomy and Cosmos

Coverage of telescope observations, planetary science, and discoveries about stars, galaxies, and the universe.

Telescopes, planets, and cosmic discovery.

This topic sits inside Science and brings related stories together in one archive.

7 published stories in this topic archive.

Webb 3I/ATLAS Methane Finding Sharpens Comet Clues
ScienceAstronomy and Cosmos
Webb 3I/ATLAS Methane Finding Sharpens Comet Clues
Webb 3I/ATLAS methane observations give astronomers a rare chemical fingerprint of an interstellar comet and the cold conditions where it may have formed.
Tara IyerJun 6, 202612 min read
Space, discovery, and the science behind the headlines.Read story
ScienceAstronomy and Cosmos
Webb Star Cluster Study Changes Planet Timing
Webb and Hubble observations of nearly 9,000 star clusters show massive clusters clear gas faster, changing how astronomers model galaxies and young planets.
Tara IyerJun 4, 202612 min read
Space, discovery, and the science behind the headlines.Read story
ScienceAstronomy and Cosmos
James Webb Planet Formation Finds Stranger Clues
James Webb planet formation research is making massive planets, rocky worlds, and rogue Jupiter-mass pairs harder to classify neatly.
Tara IyerJun 2, 202612 min read
Space, discovery, and the science behind the headlines.Read story
ScienceAstronomy and Cosmos
JWST Black Hole Finding Puts Galaxy Formation in Reverse
A new JWST measurement of Abell2744-QSO1 suggests a 50-million-solar-mass black hole may have grown before its host galaxy did.
Tara IyerMay 28, 202612 min read
Space, discovery, and the science behind the headlines.Read story
ScienceAstronomy and Cosmos
TESS Exoplanet Map Turns Planet Hunting Into Follow-Up Work
NASA's TESS exoplanet map and new machine-learning surveys show why planet hunting is shifting from finding faint signals to deciding which worlds deserve follow-up.
Tara IyerMay 23, 202612 min read
Space, discovery, and the science behind the headlines.Read story
ScienceAstronomy and Cosmos
Euclid Q2 Data Release Puts Lens Hunt on June Calendar
Euclid Q2 data release timing and the Space Warps lens hunt make June an important checkpoint for astronomers tracking dark matter and galaxy structure.
Tara IyerMay 21, 202613 min read
Space, discovery, and the science behind the headlines.Read story